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DaniilM [7]
3 years ago
9

What’s 7= y-2/3 if you’re solving for y

Mathematics
1 answer:
Rus_ich [418]3 years ago
6 0

Answer:

y = 23/3

Step-by-step explanation:

Simplify both sides of equation

7 = y + -2/3

Flip equation

y + -2/3 = 7

Add 2/3 to both sides

y + -2/3 + 2/3 = 7 + 2/3

y = 23/3

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Find all solutions to the equation. (1 point) sin x = square root of three divided by two.
Serggg [28]

Answer:

x=pi/3 + 2pi*k

x=2pi/3+2pi*k

Step-by-step explanation:

sin(x)=sqrt(3)/2

This happens twice in the first rotation on our unit circle.

It happens in the first quadrant and in the second quadrant. Third and fourth quadrants are negative for sine.

So we are looking for when the y-coordinate on the unit circle is sqrt(3)/2.

This is at pi/3 and 2pi/3.

So we can get all the solutions by adding +2pi*k to both of those.  This gives us a full rotation about the circle any number of k times. k is an integer.

So the solutions are

x=pi/3 + 2pi*k

x=2pi/3+2pi*k

4 0
3 years ago
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Anvisha [2.4K]

The answer is (-8,0)

7 0
3 years ago
I rly rly don't get this
Step2247 [10]

Answer: 7 inches

Step-by-step explanation:

1. Divide 615 by pi and four the order does not matter

2. Then square root the value you get

3.round up to the nearest whole number

7 0
3 years ago
What is (x+3)(x+8)=0
Dima020 [189]
The answer to the problem are -3 and -8 because the two equation are being solved for 0
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What is the solution set?<br><br><br>(2, 0)<br><br>(7, 0)<br><br>(0, -2)<br><br>(5, 3)
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The answer would be (5,3)
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